Carol eats 800 kilocalories a day to lose weight. She is 60 years old. Carol has been walking briskly 60 minutes daily for the past 2 months. In her younger days she lifted weights, but she has lost considerable lean body mass over the years because of inactivity. Which of the following factors increases Carol's energy output and promotes weight loss?
A. Her 800-kilocalorie diet (slows metabolism)
B. Her age
C. Her loss of lean body mass
D. Her walking routine

D. Her walking routine

Explanation:

Carol eats 800 kilocalories a day to lose weight. She is 60 years old. Carol has been walking briskly 60 minutes daily for the past 2 months. In her younger days she lifted weights, but she has lost considerable lean body mass over the years because of inactivity. Her walking routine  will increases Carol's energy output and promotes weight loss

Her walking routine

Explanation:

The walk is an excellent way to burn calories easily. It has been suggested that an hour walking burns 210 to 360 of calories in an adult's diet. However, it is also important to note that a diet of 800 calories per day seems extremely low

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